1  /* Copyright (C) 1991-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <errno.h>
      19  #include <sys/resource.h>
      20  
      21  /* Function depends on CMD:
      22     1 = Return the limit on the size of a file, in units of 512 bytes.
      23     2 = Set the limit on the size of a file to NEWLIMIT.  Only the
      24         super-user can increase the limit.
      25     3 = Return the maximum possible address of the data segment.
      26     4 = Return the maximum number of files that the calling process
      27         can open.
      28     Returns -1 on errors.  */
      29  long int
      30  __ulimit (int cmd, ...)
      31  {
      32    __set_errno (ENOSYS);
      33    return -1;
      34  }
      35  weak_alias (__ulimit, ulimit)
      36  
      37  stub_warning (ulimit)